package com.zhm.springcloud.service.impl;

import com.zhm.springcloud.dao.OrderDao;
import com.zhm.springcloud.domain.Order;
import com.zhm.springcloud.service.AccountService;
import com.zhm.springcloud.service.OrderService;
import com.zhm.springcloud.service.StorageService;
import io.seata.spring.annotation.GlobalTransactional;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;

/**
 * Date： 2021/3/21 11:24
 *
 * @author ZHM
 */
@Service
@Slf4j
public class OrderServiceImpl implements OrderService {

    @Resource
    private OrderDao orderDao;

    @Resource
    private AccountService accountService;

    @Resource
    private StorageService storageService;

    @Override
    @GlobalTransactional(name = "fsp-create-order", rollbackFor = Exception.class)
    public void create(Order order) {
        log.info("---->开始新建订单");
        orderDao.create(order);

        log.info("----->订单微服务开始调用库存，做扣减Count");
        storageService.decrease(order.getProductId(), order.getCount());
        log.info("----->订单微服务开始调用库存，做扣减end");

        log.info("---->订单微服务开始调用账户，做扣减Money");
        accountService.decrease(order.getUserId(), order.getMoney());
        log.info("----->订单微服务开始调用账户，做扣减end");

        //4修改订单状态，从零到1, 1代表已经完成
        log.info("----->修改订单状态开始");
        orderDao.update(order.getUserId(), 0);
        log.info("----->修改订单状态结束");

        log.info("---->下订单结束");
    }

}
